返回当前图表上最新的箭头的编号。返回-1为当前图表无箭头
Arw_GetActive
箭头编号是在箭头物件被创建时 Arw_New 对应的返回值。
Arw_New
将目前选取的箭头物件编号存入变量Value1:
If c>c[1] then;
If
c
c[1]
then
Value1=Arw_New_s(Date,Time_s,High,False);
Value1
Arw_New_s
Date
Time_s
High
False
Value1=Arw_GetActive;
print(Value2," ",time_s);
print
Value2
time_s